package com.wushijia.java8.stream;

import java.util.Optional;

/**
 * @author Benjamin Winterberg
 */
public class Optional1 {

  public static void main(String[] args) {
    Optional<String> optional = Optional.of("bam");

    optional.isPresent();           // true
    optional.get();                 // "bam"
    optional.orElse("fallback");    // "bam"

    optional.ifPresent((s) -> System.out.println(s.charAt(0)));     // "b"
  }

}